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The patent EP2259164 was granted to Advanced Energy on Feb 21, 2018. The application was filed on Oct 21, 2004 under application number EP10178725A. The patent is currently recorded with a legal status of "Revoked".

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| SGL CARBON | Sep 6, 2018 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2002US16730 |
| DESCRIPTION | WO2002US39749 |
| DESCRIPTION | WO2002US40238 |
| DESCRIPTION | US3404061 |
| DESCRIPTION | US4895713 |
| DESCRIPTION | US5902762 |
| DESCRIPTION | US6245400 |
| DESCRIPTION | US6482520 |
| DESCRIPTION | US6503626 |
| DESCRIPTION | US6538892 |
| OPPOSITION | EP1041627 |
| OPPOSITION | US5991155 |
| OPPOSITION | WO02082535 |
| OPPOSITION | WO03001133 |
| SEARCH | EP1041627 |
| SEARCH | JP2003008263 |
| SEARCH | JPH07109171 |
| SEARCH | US5390734 |
| SEARCH | US5930115 |
| SEARCH | WO03001133 |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
Date
Description
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Jul 13, 2020
Jul 13, 2020
Jul 6, 2020
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Means of redress
OPPO
Mar 16, 2020
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Claims
OPPO
Nov 1, 2019
Claims
OPPO
Nov 1, 2019
Claims
OPPO
Nov 1, 2019
Claims
OPPO
Nov 1, 2019
Claims
OPPO
Nov 1, 2019
Nov 1, 2019
Oct 11, 2019
Oct 1, 2019
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Jul 22, 2019
Jun 27, 2019
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Feb 1, 2019
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Sep 6, 2018
Sep 6, 2018
Sep 6, 2018
Sep 6, 2018
Sep 6, 2018
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Sep 6, 2018
Sep 6, 2018
Aug 20, 2018
Aug 14, 2018
May 30, 2018
Submission concerning representation
Search/Exam
Dec 14, 2017
Nov 29, 2017
Nov 22, 2017
Nov 9, 2017
Decision to grant a European patent
Search/Exam
Oct 19, 2017
Oct 19, 2017
Oct 19, 2017
Sep 20, 2017
Aug 10, 2017
(Electronic) Receipt
Search/Exam
Aug 10, 2017
Annexes in respect of a client data request
Search/Exam
Aug 10, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 10, 2017
Jul 24, 2017
Jun 26, 2017
(Electronic) Receipt
Search/Exam
Jun 26, 2017
Annexes in respect of a client data request
Search/Exam
Jun 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 26, 2017
Jun 20, 2017
(Electronic) Receipt
Search/Exam
Jun 20, 2017
Filing of the translations of the claims
Search/Exam
Jun 20, 2017
French translation of claims
Search/Exam
Jun 20, 2017
German translation of the claims
Search/Exam
Jun 20, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 2, 2017
Mar 2, 2017
Mar 2, 2017
Intention to grant (signatures)
Search/Exam
Mar 2, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 2, 2017
Mar 1, 2017
Annex to a communication
Search/Exam
Mar 1, 2017
Annex to a communication
Search/Exam
Mar 1, 2017
Annex to the communication
Search/Exam
Mar 1, 2017
Mar 1, 2017
Mar 1, 2017
Mar 1, 2017
Dec 12, 2016
(Electronic) Receipt
Search/Exam
Dec 12, 2016
Claims
Search/Exam
Dec 12, 2016
Claims
Search/Exam
Dec 12, 2016
Claims
Search/Exam
Dec 12, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 12, 2016
Aug 1, 2016
(Electronic) Receipt
Search/Exam
Aug 1, 2016
Advice of delivery
Search/Exam
Aug 1, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 25, 2016
Acknowledgement of a document
Search/Exam
Jul 25, 2016
Annex to the communication
Search/Exam
Jul 25, 2016
Preparation for oral proceedings
Search/Exam
Jul 25, 2016
Summons to attend oral proceedings
Search/Exam
Mar 16, 2016
(Electronic) Receipt
Search/Exam
Mar 16, 2016
Annex
Search/Exam
Mar 16, 2016
Annex
Search/Exam
Mar 16, 2016
Annex
Search/Exam
Mar 16, 2016
Claims
Search/Exam
Mar 16, 2016
Letter accompanying subsequently filed items
Search/Exam
Mar 16, 2016
Dec 15, 2015
Annex to the communication
Search/Exam
Dec 15, 2015
Communication from the Examining Division
Search/Exam
May 26, 2015
May 26, 2015
May 19, 2015
Annexes in respect of a client data request
Search/Exam
May 19, 2015
Authorisation
Search/Exam
May 19, 2015
Letter accompanying subsequently filed items
Search/Exam
May 19, 2015
Jun 29, 2012
Submission concerning representation
Search/Exam
Jan 25, 2012
(Electronic) Receipt
Search/Exam
Jan 25, 2012
Claims
Search/Exam
Jan 25, 2012
Description
Search/Exam
Jan 25, 2012
Letter accompanying subsequently filed items
Search/Exam
Jan 25, 2012
Oct 20, 2011
Annex to the communication
Search/Exam
Oct 20, 2011
Communication from the Examining Division
Search/Exam
Jun 6, 2011
(Electronic) Receipt
Search/Exam
Jun 6, 2011
Jun 6, 2011
Jun 6, 2011
Amendments received before examination
Search/Exam
Jun 6, 2011
Letter accompanying subsequently filed items
Search/Exam
Dec 13, 2010
Dec 1, 2010
Refund of fees
Search/Exam
Nov 17, 2010
Refund of fees
Search/Exam
Nov 10, 2010
Notification of forthcoming publication
Search/Exam
Oct 25, 2010
Oct 25, 2010
European search opinion
Search/Exam
Oct 25, 2010
European search report
Search/Exam
Oct 7, 2010
Sep 23, 2010
Abstract
Search/Exam
Sep 23, 2010
Sep 23, 2010
Claims
Search/Exam
Sep 23, 2010
Description
Search/Exam
Sep 23, 2010
Designation of inventor
Search/Exam
Sep 23, 2010
Designation of inventor
Search/Exam
Sep 23, 2010
Designation of inventor
Search/Exam
Sep 23, 2010
Drawings
Search/Exam
Sep 23, 2010
Jan 11, 2005
Priority document
Search/Exam